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Proceedings Papers

Error Analysis of Models for the Forces on a Cylinder Undergoing 2-DOF Prescribed Motion in a Stream

Erdem Aktosun, Nikolaos I. Xiros, Jason M. Dahl

Proc. ASME. IMECE2021, Volume 7B: Dynamics, Vibration, and Control, V07BT07A003, November 1–5, 2021

Paper No: IMECE2021-70102

DOI: https://doi.org/10.1115/IMECE2021-70102

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Topics: Artificial neural networks, Cylinders, Energy harvesting, Error analysis, Vortex-induced vibration, Errors, Drag (Fluid dynamics), Dynamic models, Feedforward control, Cross-flow

Proceedings Papers

A Neural Network Time Dependent Hydrodynamic Force Model for Forced Two-Degree-Of-Freedom Sinusoidal Motion of a Circular Cylinder in a Free Stream

Erdem Aktosun, Nikolaos I. Xiros, Jason M. Dahl

Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A001, June 21–30, 2021

Paper No: OMAE2021-62530

DOI: https://doi.org/10.1115/OMAE2021-62530

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Topics: Artificial neural networks, Circular cylinders, Energy harvesting, Fluid-dynamic forces, Vortex-induced vibration

Proceedings Papers

System Identification of Hydrokinetic Energy Harvester Using Flow Induced Oscillations

Ralph Saxton, Soumyadip Patra, Nikolaos I. Xiros, Michael M. Bernitsas, Hai Sun

Proc. ASME. IMECE2018, Volume 1: Advances in Aerospace Technology, V001T03A018, November 9–15, 2018

Paper No: IMECE2018-87059

DOI: https://doi.org/10.1115/IMECE2018-87059

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Topics: Flow (Dynamics), Hydropower, Oscillations, Control systems, Cylinders, Dynamics (Mechanics), Signals, Vortex shedding, Vortex-induced vibration, Cross-flow

Proceedings Papers

System Identification for Control of a Bow Thruster With Brushless Motor and Shaft-Less Propeller

Priyatham Sanjeeva Reddy Ramidi, Nikolaos I. Xiros, Stavros Lalizas, Anastasios Papavasileiou, Vasileios Douvris, Nikolas Theodorou, Alexandros Lalizas

Proc. ASME. IMECE2018, Volume 4B: Dynamics, Vibration, and Control, V04BT06A005, November 9–15, 2018

Paper No: IMECE2018-88029

DOI: https://doi.org/10.1115/IMECE2018-88029

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Topics: Engines, Motors, Propellers, Hull, Stators, Boats, Computers, Control systems, Couplings, Design

Proceedings Papers

Toward a Contactless Hydrokinetic Energy Harvester: A Computational Magnetic Field Estimation

Georgios Tsakyridis, Nikolaos I. Xiros, Michael M. Bernitsas

Proc. ASME. IMECE2018, Volume 4B: Dynamics, Vibration, and Control, V04BT06A001, November 9–15, 2018

Paper No: IMECE2018-87063

DOI: https://doi.org/10.1115/IMECE2018-87063

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Topics: Hydropower, Magnetic fields, Magnetic levitation, Dimensions, Energy harvesting, Friction, Propulsion, Aerospace industry, Bearings, Computer simulation

Proceedings Papers

Control of a DC-DC Boost Converter for Fuel-Cell-Powered Marine Applications

Nikolaos I. Xiros, Georgios Tsakyridis, Marco Scharringhausen, Lars Witte

Proc. ASME. OMAE2018, Volume 7B: Ocean Engineering, V07BT06A033, June 17–22, 2018

Paper No: OMAE2018-78171

DOI: https://doi.org/10.1115/OMAE2018-78171

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Topics: Fuels, Artificial neural networks, Fuel cells, Control equipment, Simulation, Design, Stress, Biomedicine, Calibration, Computer simulation

Proceedings Papers

Dynamic Modeling of Flow Induced Vibration Power-Plants

Nikolaos I. Xiros, Michael M. Bernitsas, Hai Sun, Ralph Saxton, Juliette W. Ioup

Proc. ASME. OMAE2018, Volume 10: Ocean Renewable Energy, V010T09A009, June 17–22, 2018

Paper No: OMAE2018-78163

DOI: https://doi.org/10.1115/OMAE2018-78163

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Topics: Dynamic modeling, Flow-induced vibrations, Power stations, Energy generation, Phase space, Vortex-induced vibration, Attractors, Control equipment, Cross-flow, Cylinders

Proceedings Papers

Numerical Analysis of Hydrodynamic Performance of FX-83-W Hydrofoil Current Turbine

Yuchen Shang, Nikolaos I. Xiros

Proc. ASME. IMECE2017, Volume 1: Advances in Aerospace Technology, V001T03A020, November 3–9, 2017

Paper No: IMECE2017-70995

DOI: https://doi.org/10.1115/IMECE2017-70995

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Topics: Hydrofoil, Numerical analysis, Turbines, Computational fluid dynamics, Ocean currents, Blades, Computer simulation, Thrust, Algorithms, Finite volume methods

Proceedings Papers

A Data Model for Turbulence Analysis Downstream of an Ocean Current Turbine Rotor for Hydrokinetic Power Generation

Yuchen Shang, Nikolaos I. Xiros, James H. VanZwieten, Cornel Sultan

Proc. ASME. DSCC2017, Volume 3: Vibration in Mechanical Systems; Modeling and Validation; Dynamic Systems and Control Education; Vibrations and Control of Systems; Modeling and Estimation for Vehicle Safety and Integrity; Modeling and Control of IC Engines and Aftertreatment Systems; Unmanned Aerial Vehicles (UAVs) and Their Applications; Dynamics and Control of Renewable Energy Systems; Energy Harvesting; Control of Smart Buildings and Microgrids; Energy Systems, V003T41A004, October 11–13, 2017

Paper No: DSCC2017-5371

DOI: https://doi.org/10.1115/DSCC2017-5371

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Topics: Hydropower, Ocean currents, Rotors, Turbines, Turbulence, Artificial neural networks, Blades, Drag (Fluid dynamics), Flow (Dynamics), Hydraulic turbines

Journal Articles

System Modeling and Simulation of In-Stream Hydrokinetic Turbines for Power Management and Control

Vasileios Tzelepis, James H. VanZwieten, Nikolaos I. Xiros, Cornel Sultan

J. Dyn. Sys., Meas., Control. May 2017, 139(5): 051005.

Paper No: DS-15-1472

DOI: https://doi.org/10.1115/1.4035235

Published Online: March 13, 2017

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Topics: Computer simulation, Electromagnetic induction, Generators, Rotors, Simulation, Torque, Turbines, Waves, Mooring, Significant wave heights

Proceedings Papers

Modeling, System Identification and Linearization of Underwater Turbine Power Plant Dynamics

Vasileios Tzelepis, James H. VanZwieten, Jr., Nikolaos I. Xiros, Cornel Sultan

Proc. ASME. IMECE2015, Volume 6B: Energy, V06BT07A061, November 13–19, 2015

Paper No: IMECE2015-53455

DOI: https://doi.org/10.1115/IMECE2015-53455

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Topics: Dynamics (Mechanics), Modeling, Power stations, Turbines, Simulation, Blades, Control systems, Aerodynamics, Computer simulation, Control equipment

Proceedings Papers

Simulation of Electric Propulsion Drive With Surface Piercing Propeller for Planing-Hull Watercraft

Nikolaos I. Xiros

Proc. ASME. IMECE2015, Volume 4A: Dynamics, Vibration, and Control, V04AT04A061, November 13–19, 2015

Paper No: IMECE2015-53057

DOI: https://doi.org/10.1115/IMECE2015-53057

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Topics: Electric propulsion, Hull, Propellers, Simulation, Electromagnetic induction, Engines, Modeling, Motors, Propulsion, Artificial neural networks

Proceedings Papers

Modeling and Control of the Electrical Actuation System of an Active Hydromagnetic Journal Bearing (AHJB)

Michael G. Farmakopoulos, Eleftherios K. Loghis, Pantelis G. Nikolakopoulos, Nikolaos I. Xiros, Chris A. Papadopoulos

Proc. ASME. IMECE2014, Volume 4B: Dynamics, Vibration, and Control, V04BT04A043, November 14–20, 2014

Paper No: IMECE2014-38346

DOI: https://doi.org/10.1115/IMECE2014-38346

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Topics: Bearings, Bridges (Structures), Circuits, Control modeling, Design, Electromagnetic induction, Electromagnets, Electronics, Engines, Friction

Proceedings Papers

System Identification Using Neural Nets for Dynamic Modeling of a Surface Marine Vehicle

Nikolaos I. Xiros, Eleftherios K. Loghis

Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A015, November 14–20, 2014

Paper No: IMECE2014-38322

DOI: https://doi.org/10.1115/IMECE2014-38322

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Topics: Artificial neural networks, Dynamic modeling, Marine vehicles, Vehicles, Dynamics (Mechanics), Collisions (Physics), Control equipment, Dynamic models, Electric propulsion, Engines

Proceedings Papers

Power Take-Off Control of In-Stream Hydrokinetic Turbines

Nikolaos I. Xiros, James H. VanZwieten, Jr., Cornel Sultan, Vasileios Tzelepis

Proc. ASME. DSCC2014, Volume 2: Dynamic Modeling and Diagnostics in Biomedical Systems; Dynamics and Control of Wind Energy Systems; Vehicle Energy Management Optimization; Energy Storage, Optimization; Transportation and Grid Applications; Estimation and Identification Methods, Tracking, Detection, Alternative Propulsion Systems; Ground and Space Vehicle Dynamics; Intelligent Transportation Systems and Control; Energy Harvesting; Modeling and Control for Thermo-Fluid Applications, IC Engines, Manufacturing, V002T32A003, October 22–24, 2014

Paper No: DSCC2014-6247

DOI: https://doi.org/10.1115/DSCC2014-6247

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Topics: Hydraulic turbines, Computer simulation, Machinery, Turbines, Algorithms, Control algorithms, Control equipment, Control systems, Currents, Dams

Proceedings Papers

A Frequency-Domain, Finite-Order Representation of a Catenary Riser’s Dominant Nonlinear Dynamics

Dimitris C. Kazangas, Nikolaos I. Xiros, Ioannis K. Chatjigeorgiou

Proc. ASME. OMAE2013, Volume 1: Offshore Technology, V001T01A083, June 9–14, 2013

Paper No: OMAE2013-11640

DOI: https://doi.org/10.1115/OMAE2013-11640

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Topics: Computer simulation, Dynamics (Mechanics), Equilibrium (Physics), Nonlinear dynamics, Partial differential equations, Pipeline risers, Risers (Casting), Signals, Simulation models

Proceedings Papers

Dynamic Modeling and System Identification of a Surface Marine Vehicle for Autonomous Swarm Applications

Nikolaos I. Xiros, Eleftherios K. Loghis

Proc. ASME. IMECE2012, Volume 4: Dynamics, Control and Uncertainty, Parts A and B, 807-816, November 9–15, 2012

Paper No: IMECE2012-89404

DOI: https://doi.org/10.1115/IMECE2012-89404

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Topics: Dynamic modeling, Marine vehicles, Vehicles, Dynamics (Mechanics), Control equipment, Sensors, Collisions (Physics), Dynamic models, Dynamic response, Electric propulsion

Proceedings Papers

Nonlinear Control Modeling for Arrays of Coupled Mechatronic Transducers

Nikolaos I. Xiros

Proc. ASME. IMECE2012, Volume 9: Micro- and Nano-Systems Engineering and Packaging, Parts A and B, 979-988, November 9–15, 2012

Paper No: IMECE2012-89424

DOI: https://doi.org/10.1115/IMECE2012-89424

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Topics: Control modeling, Transducers, Capacitance, Circuits, Capacitors, Dampers, Displacement, Energy harvesting, Equilibrium (Physics), Excitation

Proceedings Papers

Investigation of a Nonlinear Control Model for Marine Propulsion Power-Plants

Nikolaos I. Xiros

Proc. ASME. IMECE2011, Volume 7: Dynamic Systems and Control; Mechatronics and Intelligent Machines, Parts A and B, 907-915, November 11–17, 2011

Paper No: IMECE2011-63797

DOI: https://doi.org/10.1115/IMECE2011-63797

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Topics: Power stations, Propulsion, Cycles, Algebra, Engines, Turbochargers, Artificial neural networks, Compressors, Control equipment, Diesel engines

Proceedings Papers

Improved Transient Control of a Two-Stroke Marine Diesel Engine With Variable Geometry Turbine

Nikolaos I. Xiros, Gerasimos Theotokatos

Proc. ASME. ICEF2011, ASME 2011 Internal Combustion Engine Division Fall Technical Conference, 85-94, October 2–5, 2011

Paper No: ICEF2011-60199

DOI: https://doi.org/10.1115/ICEF2011-60199

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Topics: Algebra, Angular momentum, Artificial neural networks, Control equipment, Cycles, Diesel engines, Differential equations, Engines, Geometry, Power stations

Journal citation

NARROW

Error Analysis of Models for the Forces on a Cylinder Undergoing 2-DOF Prescribed Motion in a Stream

A Neural Network Time Dependent Hydrodynamic Force Model for Forced Two-Degree-Of-Freedom Sinusoidal Motion of a Circular Cylinder in a Free Stream

System Identification of Hydrokinetic Energy Harvester Using Flow Induced Oscillations

System Identification for Control of a Bow Thruster With Brushless Motor and Shaft-Less Propeller

Toward a Contactless Hydrokinetic Energy Harvester: A Computational Magnetic Field Estimation

Control of a DC-DC Boost Converter for Fuel-Cell-Powered Marine Applications

Dynamic Modeling of Flow Induced Vibration Power-Plants

Numerical Analysis of Hydrodynamic Performance of FX-83-W Hydrofoil Current Turbine

A Data Model for Turbulence Analysis Downstream of an Ocean Current Turbine Rotor for Hydrokinetic Power Generation

System Modeling and Simulation of In-Stream Hydrokinetic Turbines for Power Management and Control

Modeling, System Identification and Linearization of Underwater Turbine Power Plant Dynamics

Simulation of Electric Propulsion Drive With Surface Piercing Propeller for Planing-Hull Watercraft

Modeling and Control of the Electrical Actuation System of an Active Hydromagnetic Journal Bearing (AHJB)

System Identification Using Neural Nets for Dynamic Modeling of a Surface Marine Vehicle

Power Take-Off Control of In-Stream Hydrokinetic Turbines

A Frequency-Domain, Finite-Order Representation of a Catenary Riser’s Dominant Nonlinear Dynamics

Dynamic Modeling and System Identification of a Surface Marine Vehicle for Autonomous Swarm Applications

Nonlinear Control Modeling for Arrays of Coupled Mechatronic Transducers

Investigation of a Nonlinear Control Model for Marine Propulsion Power-Plants

Improved Transient Control of a Two-Stroke Marine Diesel Engine With Variable Geometry Turbine

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